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Finding the Fourth Proportional to 19,377.53, 29,041.92 and 10,492.51

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Solution

The fourth proportional to 19,377.53, 29,041.92 and 10,492.51 is: 15,725.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,377.53 : 29,041.92 = 10,492.51 : x
  2. Step 2: Convert to fraction form
    19,377.53/29,041.92 = 10,492.51/x
  3. Step 3: Cross multiply
    19,377.53x = 29,041.92 × 10,492.51
  4. Step 4: Simplify right side
    19,377.53x = 304,722,636.02
  5. Step 5: Solve for x
    x = 304,722,636.02/19,377.53
  6. Step 6: Final answer
    x = 15,725.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.